// HSS.Forms.NativeMethods.cs
// ----------------------------------------------------------------------------
// Licensed under the MIT license
// http://www.opensource.org/licenses/mit-license.html
// ----------------------------------------------------------------------------
// HighSpeed-Solutions, LLC
// Copyright (c) 2001-2010
// ----------------------------------------------------------------------------
// File:       NativeMethods.cs
// Author:     HSS\gbanta
// Created:    08/12/2010
// Modified:   12/04/2010
// ----------------------------------------------------------------------------
using System;
using System.Diagnostics.CodeAnalysis;
using System.Drawing;
using System.Runtime.InteropServices;
using System.Security;

namespace HSS.Forms
{
	#region NativeMethods
	[ComVisible(false), SuppressUnmanagedCodeSecurity]
    internal static class NativeMethods
	{
		#region PInvoke Methods
		[DllImport("User32.dll", CharSet=CharSet.Auto)]
        [return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool DragDetect(IntPtr hWnd, Point pt);

        [DllImport("User32.dll", CharSet=CharSet.Auto)]
        public static extern IntPtr GetFocus();

        [DllImport("User32.dll", CharSet=CharSet.Auto, SetLastError=true)]
        public static extern IntPtr SetFocus(IntPtr hWnd);

        [DllImport("User32.dll", CharSet=CharSet.Auto)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool PostMessage(IntPtr hWnd, int Msg, uint wParam, uint lParam);

        [DllImport("User32.dll", CharSet=CharSet.Auto)]
        public static extern uint SendMessage(IntPtr hWnd, int Msg, uint wParam, uint lParam);

        [DllImport("User32.dll", CharSet=CharSet.Auto)]
        public static extern int ShowWindow(IntPtr hWnd, short cmdShow);

        [DllImport("User32.dll", CharSet=CharSet.Auto)]
        public static extern int SetWindowPos(IntPtr hWnd, IntPtr hWndAfter, int X, int Y, int Width, int Height, FlagsSetWindowPos flags);

		[DllImport("user32.dll", CharSet = CharSet.Auto)]
		public static extern int GetWindowLong(IntPtr hWnd, int Index);

		[DllImport("user32.dll", CharSet = CharSet.Auto)]
		public static extern int SetWindowLong(IntPtr hWnd, int Index, int Value);

		[DllImport("user32.dll", CharSet=CharSet.Auto)]
		public static extern int ShowScrollBar(IntPtr hWnd, int wBar, int bShow);

		[DllImport("user32.dll", CharSet=CharSet.Auto)]
        //*********************************
        // FxCop bug, suppress the message
        //*********************************
        [SuppressMessage("Microsoft.Portability", "CA1901:PInvokeDeclarationsShouldBePortable", MessageId = "0")]
		public static extern IntPtr WindowFromPoint(Point point);

        [DllImport("Kernel32.dll", CharSet = CharSet.Auto)]
        public static extern int GetCurrentThreadId();

        public delegate IntPtr HookProc(int code, IntPtr wParam, IntPtr lParam);

        [DllImport("user32.dll")]
        public static extern IntPtr SetWindowsHookEx(HookType code, HookProc func, IntPtr hInstance, int threadID);

        [DllImport("user32.dll")]
        public static extern int UnhookWindowsHookEx(IntPtr hhook);

        [DllImport("user32.dll")]
        public static extern IntPtr CallNextHookEx(IntPtr hhook, int code, IntPtr wParam, IntPtr lParam);
		#endregion
	}
	#endregion

	#region Enums

	#region FlagsSetWindowPos
	[Flags]
	internal enum FlagsSetWindowPos : uint
	{
		SWP_NOSIZE = 0x0001,
		SWP_NOMOVE = 0x0002,
		SWP_NOZORDER = 0x0004,
		SWP_NOREDRAW = 0x0008,
		SWP_NOACTIVATE = 0x0010,
		SWP_FRAMECHANGED = 0x0020,
		SWP_SHOWWINDOW = 0x0040,
		SWP_HIDEWINDOW = 0x0080,
		SWP_NOCOPYBITS = 0x0100,
		SWP_NOOWNERZORDER = 0x0200,
		SWP_NOSENDCHANGING = 0x0400,
		SWP_DRAWFRAME = 0x0020,
		SWP_NOREPOSITION = 0x0200,
		SWP_DEFERERASE = 0x2000,
		SWP_ASYNCWINDOWPOS = 0x4000
	}
	#endregion

	#region ShowWindowStyles
	internal enum ShowWindowStyles : short
	{
		SW_HIDE = 0,
		SW_SHOWNORMAL = 1,
		SW_NORMAL = 1,
		SW_SHOWMINIMIZED = 2,
		SW_SHOWMAXIMIZED = 3,
		SW_MAXIMIZE = 3,
		SW_SHOWNOACTIVATE = 4,
		SW_SHOW = 5,
		SW_MINIMIZE = 6,
		SW_SHOWMINNOACTIVE = 7,
		SW_SHOWNA = 8,
		SW_RESTORE = 9,
		SW_SHOWDEFAULT = 10,
		SW_FORCEMINIMIZE = 11,
		SW_MAX = 11
	}
	#endregion

	#region WindowStyles
	internal enum WindowStyles : uint
	{
		WS_OVERLAPPED = 0x00000000,
		WS_POPUP = 0x80000000,
		WS_CHILD = 0x40000000,
		WS_MINIMIZE = 0x20000000,
		WS_VISIBLE = 0x10000000,
		WS_DISABLED = 0x08000000,
		WS_CLIPSIBLINGS = 0x04000000,
		WS_CLIPCHILDREN = 0x02000000,
		WS_MAXIMIZE = 0x01000000,
		WS_CAPTION = 0x00C00000,
		WS_BORDER = 0x00800000,
		WS_DLGFRAME = 0x00400000,
		WS_VSCROLL = 0x00200000,
		WS_HSCROLL = 0x00100000,
		WS_SYSMENU = 0x00080000,
		WS_THICKFRAME = 0x00040000,
		WS_GROUP = 0x00020000,
		WS_TABSTOP = 0x00010000,
		WS_MINIMIZEBOX = 0x00020000,
		WS_MAXIMIZEBOX = 0x00010000,
		WS_TILED = 0x00000000,
		WS_ICONIC = 0x20000000,
		WS_SIZEBOX = 0x00040000,
		WS_POPUPWINDOW = 0x80880000,
		WS_OVERLAPPEDWINDOW = 0x00CF0000,
		WS_TILEDWINDOW = 0x00CF0000,
		WS_CHILDWINDOW = 0x40000000
	}
	#endregion

	#region WindowExStyles
	internal enum WindowExStyles
	{
		WS_EX_DLGMODALFRAME = 0x00000001,
		WS_EX_NOPARENTNOTIFY = 0x00000004,
		WS_EX_TOPMOST = 0x00000008,
		WS_EX_ACCEPTFILES = 0x00000010,
		WS_EX_TRANSPARENT = 0x00000020,
		WS_EX_MDICHILD = 0x00000040,
		WS_EX_TOOLWINDOW = 0x00000080,
		WS_EX_WINDOWEDGE = 0x00000100,
		WS_EX_CLIENTEDGE = 0x00000200,
		WS_EX_CONTEXTHELP = 0x00000400,
		WS_EX_RIGHT = 0x00001000,
		WS_EX_LEFT = 0x00000000,
		WS_EX_RTLREADING = 0x00002000,
		WS_EX_LTRREADING = 0x00000000,
		WS_EX_LEFTSCROLLBAR = 0x00004000,
		WS_EX_RIGHTSCROLLBAR = 0x00000000,
		WS_EX_CONTROLPARENT = 0x00010000,
		WS_EX_STATICEDGE = 0x00020000,
		WS_EX_APPWINDOW = 0x00040000,
		WS_EX_OVERLAPPEDWINDOW = 0x00000300,
		WS_EX_PALETTEWINDOW = 0x00000188,
		WS_EX_LAYERED = 0x00080000
	}
	#endregion

	#region Msgs
	internal enum Msgs
	{
		WM_NULL = 0x0000,
		WM_CREATE = 0x0001,
		WM_DESTROY = 0x0002,
		WM_MOVE = 0x0003,
		WM_SIZE = 0x0005,
		WM_ACTIVATE = 0x0006,
		WM_SETFOCUS = 0x0007,
		WM_KILLFOCUS = 0x0008,
		WM_ENABLE = 0x000A,
		WM_SETREDRAW = 0x000B,
		WM_SETTEXT = 0x000C,
		WM_GETTEXT = 0x000D,
		WM_GETTEXTLENGTH = 0x000E,
		WM_PAINT = 0x000F,
		WM_CLOSE = 0x0010,
		WM_QUERYENDSESSION = 0x0011,
		WM_QUIT = 0x0012,
		WM_QUERYOPEN = 0x0013,
		WM_ERASEBKGND = 0x0014,
		WM_SYSCOLORCHANGE = 0x0015,
		WM_ENDSESSION = 0x0016,
		WM_SHOWWINDOW = 0x0018,
		WM_WININICHANGE = 0x001A,
		WM_SETTINGCHANGE = 0x001A,
		WM_DEVMODECHANGE = 0x001B,
		WM_ACTIVATEAPP = 0x001C,
		WM_FONTCHANGE = 0x001D,
		WM_TIMECHANGE = 0x001E,
		WM_CANCELMODE = 0x001F,
		WM_SETCURSOR = 0x0020,
		WM_MOUSEACTIVATE = 0x0021,
		WM_CHILDACTIVATE = 0x0022,
		WM_QUEUESYNC = 0x0023,
		WM_GETMINMAXINFO = 0x0024,
		WM_PAINTICON = 0x0026,
		WM_ICONERASEBKGND = 0x0027,
		WM_NEXTDLGCTL = 0x0028,
		WM_SPOOLERSTATUS = 0x002A,
		WM_DRAWITEM = 0x002B,
		WM_MEASUREITEM = 0x002C,
		WM_DELETEITEM = 0x002D,
		WM_VKEYTOITEM = 0x002E,
		WM_CHARTOITEM = 0x002F,
		WM_SETFONT = 0x0030,
		WM_GETFONT = 0x0031,
		WM_SETHOTKEY = 0x0032,
		WM_GETHOTKEY = 0x0033,
		WM_QUERYDRAGICON = 0x0037,
		WM_COMPAREITEM = 0x0039,
		WM_GETOBJECT = 0x003D,
		WM_COMPACTING = 0x0041,
		WM_COMMNOTIFY = 0x0044,
		WM_WINDOWPOSCHANGING = 0x0046,
		WM_WINDOWPOSCHANGED = 0x0047,
		WM_POWER = 0x0048,
		WM_COPYDATA = 0x004A,
		WM_CANCELJOURNAL = 0x004B,
		WM_NOTIFY = 0x004E,
		WM_INPUTLANGCHANGEREQUEST = 0x0050,
		WM_INPUTLANGCHANGE = 0x0051,
		WM_TCARD = 0x0052,
		WM_HELP = 0x0053,
		WM_USERCHANGED = 0x0054,
		WM_NOTIFYFORMAT = 0x0055,
		WM_CONTEXTMENU = 0x007B,
		WM_STYLECHANGING = 0x007C,
		WM_STYLECHANGED = 0x007D,
		WM_DISPLAYCHANGE = 0x007E,
		WM_GETICON = 0x007F,
		WM_SETICON = 0x0080,
		WM_NCCREATE = 0x0081,
		WM_NCDESTROY = 0x0082,
		WM_NCCALCSIZE = 0x0083,
		WM_NCHITTEST = 0x0084,
		WM_NCPAINT = 0x0085,
		WM_NCACTIVATE = 0x0086,
		WM_GETDLGCODE = 0x0087,
		WM_SYNCPAINT = 0x0088,
		WM_NCMOUSEMOVE = 0x00A0,
		WM_NCLBUTTONDOWN = 0x00A1,
		WM_NCLBUTTONUP = 0x00A2,
		WM_NCLBUTTONDBLCLK = 0x00A3,
		WM_NCRBUTTONDOWN = 0x00A4,
		WM_NCRBUTTONUP = 0x00A5,
		WM_NCRBUTTONDBLCLK = 0x00A6,
		WM_NCMBUTTONDOWN = 0x00A7,
		WM_NCMBUTTONUP = 0x00A8,
		WM_NCMBUTTONDBLCLK = 0x00A9,
		WM_KEYDOWN = 0x0100,
		WM_KEYUP = 0x0101,
		WM_CHAR = 0x0102,
		WM_DEADCHAR = 0x0103,
		WM_SYSKEYDOWN = 0x0104,
		WM_SYSKEYUP = 0x0105,
		WM_SYSCHAR = 0x0106,
		WM_SYSDEADCHAR = 0x0107,
		WM_KEYLAST = 0x0108,
		WM_IME_STARTCOMPOSITION = 0x010D,
		WM_IME_ENDCOMPOSITION = 0x010E,
		WM_IME_COMPOSITION = 0x010F,
		WM_IME_KEYLAST = 0x010F,
		WM_INITDIALOG = 0x0110,
		WM_COMMAND = 0x0111,
		WM_SYSCOMMAND = 0x0112,
		WM_TIMER = 0x0113,
		WM_HSCROLL = 0x0114,
		WM_VSCROLL = 0x0115,
		WM_INITMENU = 0x0116,
		WM_INITMENUPOPUP = 0x0117,
		WM_MENUSELECT = 0x011F,
		WM_MENUCHAR = 0x0120,
		WM_ENTERIDLE = 0x0121,
		WM_MENURBUTTONUP = 0x0122,
		WM_MENUDRAG = 0x0123,
		WM_MENUGETOBJECT = 0x0124,
		WM_UNINITMENUPOPUP = 0x0125,
		WM_MENUCOMMAND = 0x0126,
		WM_CTLCOLORMSGBOX = 0x0132,
		WM_CTLCOLOREDIT = 0x0133,
		WM_CTLCOLORLISTBOX = 0x0134,
		WM_CTLCOLORBTN = 0x0135,
		WM_CTLCOLORDLG = 0x0136,
		WM_CTLCOLORSCROLLBAR = 0x0137,
		WM_CTLCOLORSTATIC = 0x0138,
		WM_MOUSEMOVE = 0x0200,
		WM_LBUTTONDOWN = 0x0201,
		WM_LBUTTONUP = 0x0202,
		WM_LBUTTONDBLCLK = 0x0203,
		WM_RBUTTONDOWN = 0x0204,
		WM_RBUTTONUP = 0x0205,
		WM_RBUTTONDBLCLK = 0x0206,
		WM_MBUTTONDOWN = 0x0207,
		WM_MBUTTONUP = 0x0208,
		WM_MBUTTONDBLCLK = 0x0209,
		WM_MOUSEWHEEL = 0x020A,
		WM_PARENTNOTIFY = 0x0210,
		WM_ENTERMENULOOP = 0x0211,
		WM_EXITMENULOOP = 0x0212,
		WM_NEXTMENU = 0x0213,
		WM_SIZING = 0x0214,
		WM_CAPTURECHANGED = 0x0215,
		WM_MOVING = 0x0216,
		WM_DEVICECHANGE = 0x0219,
		WM_MDICREATE = 0x0220,
		WM_MDIDESTROY = 0x0221,
		WM_MDIACTIVATE = 0x0222,
		WM_MDIRESTORE = 0x0223,
		WM_MDINEXT = 0x0224,
		WM_MDIMAXIMIZE = 0x0225,
		WM_MDITILE = 0x0226,
		WM_MDICASCADE = 0x0227,
		WM_MDIICONARRANGE = 0x0228,
		WM_MDIGETACTIVE = 0x0229,
		WM_MDISETMENU = 0x0230,
		WM_ENTERSIZEMOVE = 0x0231,
		WM_EXITSIZEMOVE = 0x0232,
		WM_DROPFILES = 0x0233,
		WM_MDIREFRESHMENU = 0x0234,
		WM_IME_SETCONTEXT = 0x0281,
		WM_IME_NOTIFY = 0x0282,
		WM_IME_CONTROL = 0x0283,
		WM_IME_COMPOSITIONFULL = 0x0284,
		WM_IME_SELECT = 0x0285,
		WM_IME_CHAR = 0x0286,
		WM_IME_REQUEST = 0x0288,
		WM_IME_KEYDOWN = 0x0290,
		WM_IME_KEYUP = 0x0291,
		WM_MOUSEHOVER = 0x02A1,
		WM_MOUSELEAVE = 0x02A3,
		WM_CUT = 0x0300,
		WM_COPY = 0x0301,
		WM_PASTE = 0x0302,
		WM_CLEAR = 0x0303,
		WM_UNDO = 0x0304,
		WM_RENDERFORMAT = 0x0305,
		WM_RENDERALLFORMATS = 0x0306,
		WM_DESTROYCLIPBOARD = 0x0307,
		WM_DRAWCLIPBOARD = 0x0308,
		WM_PAINTCLIPBOARD = 0x0309,
		WM_VSCROLLCLIPBOARD = 0x030A,
		WM_SIZECLIPBOARD = 0x030B,
		WM_ASKCBFORMATNAME = 0x030C,
		WM_CHANGECBCHAIN = 0x030D,
		WM_HSCROLLCLIPBOARD = 0x030E,
		WM_QUERYNEWPALETTE = 0x030F,
		WM_PALETTEISCHANGING = 0x0310,
		WM_PALETTECHANGED = 0x0311,
		WM_HOTKEY = 0x0312,
		WM_PRINT = 0x0317,
		WM_PRINTCLIENT = 0x0318,
		WM_HANDHELDFIRST = 0x0358,
		WM_HANDHELDLAST = 0x035F,
		WM_AFXFIRST = 0x0360,
		WM_AFXLAST = 0x037F,
		WM_PENWINFIRST = 0x0380,
		WM_PENWINLAST = 0x038F,
		WM_APP = 0x8000,
		WM_USER = 0x0400
	}
	#endregion

	#region HitTest
	internal enum HitTest
	{
		HTERROR = -2,
		HTTRANSPARENT = -1,
		HTNOWHERE = 0,
		HTCLIENT = 1,
		HTCAPTION = 2,
		HTSYSMENU = 3,
		HTGROWBOX = 4,
		HTSIZE = 4,
		HTMENU = 5,
		HTHSCROLL = 6,
		HTVSCROLL = 7,
		HTMINBUTTON = 8,
		HTMAXBUTTON = 9,
		HTLEFT = 10,
		HTRIGHT = 11,
		HTTOP = 12,
		HTTOPLEFT = 13,
		HTTOPRIGHT = 14,
		HTBOTTOM = 15,
		HTBOTTOMLEFT = 16,
		HTBOTTOMRIGHT = 17,
		HTBORDER = 18,
		HTREDUCE = 8,
		HTZOOM = 9,
		HTSIZEFIRST = 10,
		HTSIZELAST = 17,
		HTOBJECT = 19,
		HTCLOSE = 20,
		HTHELP = 21
	}
	#endregion

	#region ScrollBars
	internal enum ScrollBars : uint
	{
		SB_HORZ = 0,
		SB_VERT = 1,
		SB_CTL = 2,
		SB_BOTH = 3
	}
	#endregion

	#region GetWindowLongIndex
	internal enum GetWindowLongIndex : int
	{
		GWL_STYLE = -16,
		GWL_EXSTYLE = -20
	}
	#endregion

	#region HookType
	internal enum HookType : int
	{
		WH_JOURNALRECORD = 0,
		WH_JOURNALPLAYBACK = 1,
		WH_KEYBOARD = 2,
		WH_GETMESSAGE = 3,
		WH_CALLWNDPROC = 4,
		WH_CBT = 5,
		WH_SYSMSGFILTER = 6,
		WH_MOUSE = 7,
		WH_HARDWARE = 8,
		WH_DEBUG = 9,
		WH_SHELL = 10,
		WH_FOREGROUNDIDLE = 11,
		WH_CALLWNDPROCRET = 12,
		WH_KEYBOARD_LL = 13,
		WH_MOUSE_LL = 14
	}
	#endregion

	#endregion
}